19571247

素因数分解:

$3^3\times {\mathrm{163}}^1\times {\mathrm{4447}}^1$

素因数の和:4619

約数の個数: 16

約数和(自身を含む): 29178880

約数和(自身を除く): 9607633

約数列:

[1, 3, 9, 27, 163, 489, 1467, 4401, 4447, 13341, 40023, 120069, 724861, 2174583, 6523749, 19571247]

約数ペア:

[(1, 19571247), (3, 6523749), (9, 2174583), (27, 724861), (163, 120069), (489, 40023), (1467, 13341), (4401, 4447)]